Re: Comaprison between MD5 and SHA

From: Felix Rawlings <fraw@xxxxxxxxx>
Date: Fri, 24 Nov 2006 22:48:31 GMT

On Fri, 24 Nov 2006 02:49:36 -0800, Tom St Denis wrote:

Kristian Gjøsteen wrote:

gen_vlsi <jesuraj.vinoth@xxxxxxxxx> wrote:

What if the message is more
than 2^64? What do we do in that case?

Break out the champagne, congratulate yourself on having huge computing
resources, then switch to SHA-512.

Let's see... my box (Intel Core 2 Duo) can hash MD5 at roughly 8 cycles
per byte (or so).

Would that be 16 cycles/byte per CPU?
.

Follow-Ups:
- Re: Comaprison between MD5 and SHA
  - From: Tom St Denis

References:
- Comaprison between MD5 and SHA
  - From: gen_vlsi
- Re: Comaprison between MD5 and SHA
  - From: Kristian Gjøsteen
- Re: Comaprison between MD5 and SHA
  - From: Tom St Denis

Prev by Date: Re: Interesting paper: On the Power of Simple Branch Prediction Analysis
Next by Date: Re: questions about ASN.1
Previous by thread: Re: Comaprison between MD5 and SHA
Next by thread: Re: Comaprison between MD5 and SHA
Index(es):
- Date
- Thread

Relevant Pages

Re: Comaprison between MD5 and SHA
... Break out the champagne, congratulate yourself on having huge computing ... resources, then switch to SHA-512. ...
(sci.crypt)
Re: Comaprison between MD5 and SHA
... congratulate yourself on having huge computing ... resources, then switch to SHA-512. ...
(sci.crypt)
Re: Comaprison between MD5 and SHA
... congratulate yourself on having huge computing ... resources, then switch to SHA-512. ... Now what you do instead is hash fixed blocks, with random IVs on ...
(sci.crypt)
Re: Comaprison between MD5 and SHA
... congratulate yourself on having huge computing ... resources, then switch to SHA-512. ...
(sci.crypt)
Re: Xbox hacks
... > The issue isn't the sum total of the raw computing power of individual ... > massively parallel supercomputers special. ... > supercomputing resources!) ... not necessarily take that postion for diverse reasons, ...
(sci.crypt)